import unittest


class DemoTestCase1(unittest.TestCase):
    def test001(self):
        print('test1')

    def test002(self):
        print('test2')


class DemoTestCase2(unittest.TestCase):
    def testaaa(self):
        print('testa')

    def testaab(self):
        print('testb')


if __name__ == '__main__':
    suite = unittest.TestSuite()
    suite.addTest(DemoTestCase1('test002'))
    suite.addTest(DemoTestCase2('testaaa'))
    runner = unittest.TextTestRunner(verbosity=2)
    runner.run(suite)
